
Castle Care-Tech Ltd. Engineering
Page 11 - 14 Chapter 11
(ix) Plug-on Relay Interface
DEDICATED OUTPUTS
Note: Polarity shown is in
ALARM condition. In non-alarm,
these polarities are REVERSED to
meet German specifications.
If “Digi-Reply” is selected as
‘Relay’ any unused outputs
MUST have 4K7 resistor fitted
between terminals.
RELAY CONNECTIONS
Output Identification
Output If on End Station If on Output Module
Relay 1 (V 1
-
3) STU output 1 Output 1
Relay 2 (V 4
-
6) STU Output 2 Output 2
Relay 3 (V 7
-
9) STU output 3 Output 3
Relay 4 (V 10
-
12) STU Output 4 Output 4
Relay 5 (V 13
-
15) STU output 5 Output 5
Relay 6 (V 16
-
18) STU Output 6 Output 6
Strobe Output (R) STU Output 9 Output 7
Siren outputs (S) STU Output 10 Output 8
Current Available:
O/P R: 800mA
O/P S: 800mA
Switching Capability
Each relay is rated to
switch up to 2.5 amps
at up to 30v DC
–
dependent upon PSU
in use.
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